| 'use strict'; |
| var ArrayBufferViewCore = require('../internals/array-buffer-view-core'); |
| var $copyWithin = require('../internals/array-copy-within'); |
| |
| var aTypedArray = ArrayBufferViewCore.aTypedArray; |
| |
| // `%TypedArray%.prototype.copyWithin` method |
| // https://tc39.github.io/ecma262/#sec-%typedarray%.prototype.copywithin |
| ArrayBufferViewCore.exportProto('copyWithin', function copyWithin(target, start /* , end */) { |
| return $copyWithin.call(aTypedArray(this), target, start, arguments.length > 2 ? arguments[2] : undefined); |
| }); |